Here's a great video on using the belt-sander sharpening technique:
http://www.youtube.com/watch?v=TLjFjT4vYsMIf you don't have a belt sander, though, the above Sharpmaker then stropping advice is spot on.
And just to toss out one more alternative - The soon-to-be-released Wicked Edge sharpener looks promising from this video:
http://www.wickededgeusa.com/demo.html